With passage of the TPP, Tobacco companies may have almost every country on the Pacific Ocean caught inside a legal structure that would consider, respect, and perhaps even sustain the claims they have made against smaller GDP countries.
Congress passed fast-track authority for the TPP, and so its approval will be straight up-down vote; it can't be filibustered. The GOP overwhelmingly supports TPP and has majorities in both houses; the TPP also has Democratic support.